Trigonometry Examples

\sin (90)

$\sin (90)$

Step 1

Find the value using the definition of sine.

\sin (90) = \frac{opposite}{hypotenuse}

$\sin (90) = \frac{opposite}{hypotenuse}$

Step 2

Substitute the values into the definition.

\sin (90) = \frac{1}{1}

$\sin (90) = \frac{1}{1}$

Step 3

Divide

1

$1$ by

1

$1$ .

1

$1$

Step 4

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[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$